How to Resolve QuickBooks Update Error 1603 Effectively

How to Resolve QuickBooks  Update Error 1603 Effectively

In instances, while installing the software, you may end up with QuickBooks update error 1603, and one reason behind it is that you might be running more than one application in the background while updating QuickBooks. It hampers your ongoing work and thus puts a halt in the installation process. quickbooks update error 1603 applying patch message may appear on your screen whenever it occurs. Follow this article to learn about the effective Solutions to resolve this error. 

If you are unable to follow the steps, you can call us at +1-855-738-0359 to get guidance from our support team. 

Solutions to Eliminate QuickBooks Error Code 1603

We have mentioned some of the most effective methods here to troubleshoot the error code 1603 MSI at the earliest.

Solution 1: Update the Microsoft Windows Features and Components to the Latest Version

Updating Windows with the latest updates rectifies almost all the issues in QuickBooks because of defects in Microsoft components. Follow the steps below to perform a Windows update.

  • Hit the Windows key + R on your keyboard for the Run window and access Control Panel from Command Prompt.

  • Inside the text box of the Run Window, enter Control Panel and click the Enter key on the keyboard.

  • Search Windows Update from the search bar at the top under the control panel. 

  • Press Windows Update, and click Check for Updates from the left side panel

  • After Windows completes searching for updates, tap on Install Now.

  • After downloading all the updates, start your computer and install or update QuickBooks.

A recommended to read article:- QuickBooks update error 1625

Solution 2:Manually Change the Windows Security Settings

Windows consists of specific policies that can prevent users from downloading and installing updates of third-party applications. Modifying Windows Local Group Policies can help resolve the error. 

  • Sign in to on your PC as an administrator and if you don’t have access to the Windows Administrator account, ask your IT experts for help.

  • Click Windows + R to access the Run dialogue box and type gpedit. msc in the text box.

  • Hit Enter and locate the Administrative Templates section within the Computer Configuration section. Windows Components

  • Now navigate to Windows Components > Windows Installer > Prohibit User Installs, double-click the policy to modify it, and check-mark the Not Configured option.

  • Tap on OK, and now try to install QuickBooks again.


QuickBooks update error 1603 is quite common to encounter while working on the application, and through the help of this article, you can easily rectify it. If the error persists, you can ring us at +1-855-738-0359 to get help from our technical team. 

Check on my website:- QuickBooks maintenance release update error 15215

In case you have found a mistake in the text, please send a message to the author by selecting the mistake and pressing Ctrl-Enter.

Comments (0)

    No comments yet

You must be logged in to comment.

Sign In / Sign Up